ASIC miner comparison

Whatsminer M21S (56TH/s) vs SC1 Dual (1.1TH/s)

Compare pricing, hashrate, power draw, efficiency, ROI, and estimated hosted profitability before choosing your next mining setup.

Whatsminer M21S (56TH/s)
VS
SC1 Dual (1.1TH/s)
Higher hashrate
M21
Better efficiency
M21
Estimated net daily
SC1
Hosted power rate
$0.060/kWh

Option 1

Whatsminer M21S (56TH/s)

Ask availability
Whatsminer M21S (56TH/s)
Price
N/A
ROI
N/A
Hashrate
56 TH/s
Net daily
-$3.03
Open product page

Option 2

SC1 Dual (1.1TH/s)

Ask availability
SC1 Dual (1.1TH/s)
Price
N/A
ROI
N/A
Hashrate
1.1 TH/s
Net daily
-$0.96
Open product page

SC1 Dual (1.1TH/s) leads this comparison

SC1 Dual (1.1TH/s) comes out ahead on more buyer-facing signals here. Whatsminer M21S (56TH/s) can still be the better fit when budget, availability, or a specific mining setup matters more.

M21
2
metric wins
SC1
4
metric wins

Profit estimates use currently available product data and a hosted electricity rate of $0.060/kWh.

Technical comparison

Side-by-side mining, operating, and commercial specs.

FeatureWhatsminer M21S (56TH/s)SC1 Dual (1.1TH/s)Advantage
Brand
MicroBT
Obelisk
Contextual
Model
M21
SC1
Contextual
Hashrate
56 TH/s
Best
1.1 TH/s
Whatsminer M21S (56TH/s)
Power Consumption
3360W
900W
Best
SC1 Dual (1.1TH/s)
Efficiency
60.00 J/TH
Best
818.18 J/TH
Whatsminer M21S (56TH/s)
Daily energy use
80.6 kWh
21.6 kWh
Best
SC1 Dual (1.1TH/s)
Net Daily Profit (Est.)
-$3.03
-$0.96
Best
SC1 Dual (1.1TH/s)
Monthly Profit (Est.)
-$90.85
-$28.68
Best
SC1 Dual (1.1TH/s)
Price
N/A
N/A
Contextual
Estimated ROI
N/A
N/A
Contextual
Cooling
AIR
AIR
Contextual
Dimensions
155 x 390 x 240 mm
N/A
Contextual
Weight
12500 g
N/A
Contextual

Performance

Whatsminer M21S (56TH/s) has the hashrate edge for raw output potential.

Efficiency

Whatsminer M21S (56TH/s) is stronger when comparing joules per hash unit.

Buying decision

Check live stock, delivery schedule, and hosting capacity on the product page before placing an order.

Frequently asked questions

Which is more powerful: Whatsminer M21S (56TH/s) or SC1 Dual (1.1TH/s)?

Whatsminer M21S (56TH/s) has a higher hashrate of 56 TH/s compared to SC1 Dual (1.1TH/s)'s 1.1 TH/s.

Is Whatsminer M21S (56TH/s) more efficient than SC1 Dual (1.1TH/s)?

Yes, Whatsminer M21S (56TH/s) is more energy efficient at 60.00 J/TH.

Which miner has the better estimated ROI?

Estimated ROI is not available because one of the miners is missing current pricing or profit data.

Every Day You Wait is Revenue You Lose

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